(en) Krishna Ramanujan, Common asthma inhalers cause up to 80 percent of asthma-related deaths, Cornell and Stanford researchers assert, ChronicalOnline - Cornell University, (lire en ligne)
(en) Salpeter S, Buckley N, Ormiston T, Salpeter E, Meta-analysis: effect of long-acting beta-agonists on severe asthma exacerbations and asthma-related deaths, vol. 144, , 904–12 p. (PMID16754916)
(en) British Thoracic Society & Scottish Intercollegiate Guidelines Network (SIGN). British Guideline on the Management of Asthma. Guideline No. 63. Edinburgh:SIGN; 2004. (HTML, Full PDF« Copie archivée » (version du sur Internet Archive), Summary PDF)
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(en) British Thoracic Society & Scottish Intercollegiate Guidelines Network (SIGN). British Guideline on the Management of Asthma. Guideline No. 63. Edinburgh:SIGN; 2004. (HTML, Full PDF« Copie archivée » (version du sur Internet Archive), Summary PDF)